diff options
| -rw-r--r-- | fs/nfs/nfs4proc.c | 2 | ||||
| -rw-r--r-- | fs/nfs/pagelist.c | 8 | ||||
| -rw-r--r-- | fs/nfs/read.c | 9 | ||||
| -rw-r--r-- | fs/nfs/write.c | 8 | ||||
| -rw-r--r-- | include/linux/nfs_page.h | 4 | ||||
| -rw-r--r-- | include/linux/nfs_xdr.h | 1 |
6 files changed, 18 insertions, 14 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index dda19a35ad9e..4e52ac773d1f 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -4610,7 +4610,7 @@ static int nfs4_proc_pgio_rpc_prepare(struct rpc_task *task, return 0; if (nfs4_set_rw_stateid(&hdr->args.stateid, hdr->args.context, hdr->args.lock_context, - hdr->rw_ops->rw_mode) == -EIO) + hdr->rw_mode) == -EIO) return -EIO; if (unlikely(test_bit(NFS_CONTEXT_BAD, &hdr->args.context->flags))) return -EIO; diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c index 453255c30fa1..f53610672f03 100644 --- a/fs/nfs/pagelist.c +++ b/fs/nfs/pagelist.c @@ -664,11 +664,11 @@ void nfs_pageio_init(struct nfs_pageio_descriptor *desc, const struct nfs_pgio_completion_ops *compl_ops, const struct nfs_rw_ops *rw_ops, size_t bsize, - int io_flags) + int io_flags, + gfp_t gfp_flags) { struct nfs_pgio_mirror *new; int i; - gfp_t gfp_flags = GFP_KERNEL; desc->pg_moreio = 0; desc->pg_inode = inode; @@ -688,8 +688,6 @@ void nfs_pageio_init(struct nfs_pageio_descriptor *desc, if (pg_ops->pg_get_mirror_count) { /* until we have a request, we don't have an lseg and no * idea how many mirrors there will be */ - if (desc->pg_rw_ops->rw_mode == FMODE_WRITE) - gfp_flags = GFP_NOIO; new = kcalloc(NFS_PAGEIO_DESCRIPTOR_MIRROR_MAX, sizeof(struct nfs_pgio_mirror), gfp_flags); desc->pg_mirrors_dynamic = new; @@ -753,7 +751,7 @@ int nfs_generic_pgio(struct nfs_pageio_descriptor *desc, if (pagecount <= ARRAY_SIZE(pg_array->page_array)) pg_array->pagevec = pg_array->page_array; else { - if (desc->pg_rw_ops->rw_mode == FMODE_WRITE) + if (hdr->rw_mode == FMODE_WRITE) gfp_flags = GFP_NOIO; pg_array->pagevec = kcalloc(pagecount, sizeof(struct page *), gfp_flags); if (!pg_array->pagevec) { diff --git a/fs/nfs/read.c b/fs/nfs/read.c index defc9233e985..a8421d9dab6a 100644 --- a/fs/nfs/read.c +++ b/fs/nfs/read.c @@ -35,7 +35,11 @@ static struct kmem_cache *nfs_rdata_cachep; static struct nfs_pgio_header *nfs_readhdr_alloc(void) { - return kmem_cache_zalloc(nfs_rdata_cachep, GFP_KERNEL); + struct nfs_pgio_header *p = kmem_cache_zalloc(nfs_rdata_cachep, GFP_KERNEL); + + if (p) + p->rw_mode = FMODE_READ; + return p; } static void nfs_readhdr_free(struct nfs_pgio_header *rhdr) @@ -64,7 +68,7 @@ void nfs_pageio_init_read(struct nfs_pageio_descriptor *pgio, pg_ops = server->pnfs_curr_ld->pg_read_ops; #endif nfs_pageio_init(pgio, inode, pg_ops, compl_ops, &nfs_rw_read_ops, - server->rsize, 0); + server->rsize, 0, GFP_KERNEL); } EXPORT_SYMBOL_GPL(nfs_pageio_init_read); @@ -451,7 +455,6 @@ void nfs_destroy_readpagecache(void) } static const struct nfs_rw_ops nfs_rw_read_ops = { - .rw_mode = FMODE_READ, .rw_alloc_header = nfs_readhdr_alloc, .rw_free_header = nfs_readhdr_free, .rw_done = nfs_readpage_done, diff --git a/fs/nfs/write.c b/fs/nfs/write.c index e0bccbefbc9e..95ac001b6fdf 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -96,7 +96,10 @@ static struct nfs_pgio_header *nfs_writehdr_alloc(void) { struct nfs_pgio_header *p = mempool_alloc(nfs_wdata_mempool, GFP_NOIO); - memset(p, 0, sizeof(*p)); + if (p) { + memset(p, 0, sizeof(*p)); + p->rw_mode = FMODE_WRITE; + } return p; } @@ -1381,7 +1384,7 @@ void nfs_pageio_init_write(struct nfs_pageio_descriptor *pgio, pg_ops = server->pnfs_curr_ld->pg_write_ops; #endif nfs_pageio_init(pgio, inode, pg_ops, compl_ops, &nfs_rw_write_ops, - server->wsize, ioflags); + server->wsize, ioflags, GFP_NOIO); } EXPORT_SYMBOL_GPL(nfs_pageio_init_write); @@ -2115,7 +2118,6 @@ void nfs_destroy_writepagecache(void) } static const struct nfs_rw_ops nfs_rw_write_ops = { - .rw_mode = FMODE_WRITE, .rw_alloc_header = nfs_writehdr_alloc, .rw_free_header = nfs_writehdr_free, .rw_done = nfs_writeback_done, diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h index 957049f72290..6f01e28bba27 100644 --- a/include/linux/nfs_page.h +++ b/include/linux/nfs_page.h @@ -64,7 +64,6 @@ struct nfs_pageio_ops { }; struct nfs_rw_ops { - const fmode_t rw_mode; struct nfs_pgio_header *(*rw_alloc_header)(void); void (*rw_free_header)(struct nfs_pgio_header *); int (*rw_done)(struct rpc_task *, struct nfs_pgio_header *, @@ -124,7 +123,8 @@ extern void nfs_pageio_init(struct nfs_pageio_descriptor *desc, const struct nfs_pgio_completion_ops *compl_ops, const struct nfs_rw_ops *rw_ops, size_t bsize, - int how); + int how, + gfp_t gfp_flags); extern int nfs_pageio_add_request(struct nfs_pageio_descriptor *, struct nfs_page *); extern int nfs_pageio_resend(struct nfs_pageio_descriptor *, diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 348f7c158084..51e27f9746ee 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -1427,6 +1427,7 @@ struct nfs_pgio_header { struct list_head pages; struct nfs_page *req; struct nfs_writeverf verf; /* Used for writes */ + fmode_t rw_mode; struct pnfs_layout_segment *lseg; loff_t io_start; const struct rpc_call_ops *mds_ops; |